Merge pull request #522 from aldrinmartoq/ransacker-arguments-sort

Ransacker arguments sort

lib/ransack/nodes/sort.rb

@@ -3,7 +3,7 @@ module Nodes
     class Sort < Node
       include Bindable
 
-      attr_reader :name, :dir
+      attr_reader :name, :dir, :ransacker_args
       i18n_word :asc, :desc
 
       class << self
@@ -16,7 +16,7 @@ def extract(context, str)
 
       def build(params)
         params.with_indifferent_access.each do |key, value|
-          if key.match(/^(name|dir)$/)
+          if key.match(/^(name|dir|ransacker_args)$/)
             self.send("#{key}=", value)
           end
         end
@@ -45,6 +45,10 @@ def dir=(dir)
           end
       end
 
+      def ransacker_args=(ransack_args)
+        @ransacker_args = ransack_args
+      end
+
     end
   end
 end

spec/ransack/adapters/active_record/base_spec.rb

@@ -378,6 +378,37 @@ def self.simple_escaping?
               )
             expect { s.result.first }.to_not raise_error
           end
+
+          it 'should allow search and sort passing ransacker arguments to a ransacker' do
+            s = Person.ransack(
+              c: [{
+                a: {
+                  '0' => {
+                    name: 'with_passed_arguments',
+                    ransacker_args: [10, 100]
+                  }
+                },
+                p: 'cont',
+                v: ['Rails has been released']
+              }],
+              s: {
+                '0' => {
+                  name: 'with_passed_arguments',
+                  dir: 'asc',
+                  ransacker_args: [10, 100]
+                }
+              }
+            )
+            expect(s.result.to_sql).to match(
+              /CHAR_LENGTH\(articles.body\) BETWEEN 10 AND 100/
+            )
+            expect(s.result.to_sql).to match(
+              /LIKE \'\%Rails has been released\%\'/
+            )
+            expect(s.result.to_sql).to match(
+              /ORDER BY \(SELECT.*CHAR_LENGTH\(articles.body\) BETWEEN 10 AND 100/
+            )
+          end
         end
 
         describe '#ransackable_attributes' do